Compressor



FIG. 1 is a front view of a compressor showing my new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a rear view thereof; and

FIG. 7 is a perspective view thereof. 

The ornamental design for a compressor, as shown. 